Jove
Visualize
Contact Us
JoVE
x logofacebook logolinkedin logoyoutube logo
ABOUT JoVE
OverviewLeadershipBlogJoVE Help Center
AUTHORS
Publishing ProcessEditorial BoardScope & PoliciesPeer ReviewFAQSubmit
LIBRARIANS
TestimonialsSubscriptionsAccessResourcesLibrary Advisory BoardFAQ
RESEARCH
JoVE JournalMethods CollectionsJoVE Encyclopedia of ExperimentsArchive
EDUCATION
JoVE CoreJoVE BusinessJoVE Science EducationJoVE Lab ManualFaculty Resource CenterFaculty Site
Terms & Conditions of Use
Privacy Policy
Policies

Related Concept Videos

Computed Tomography01:10

Computed Tomography

7.5K
Tomography refers to imaging by sections. Computed tomography (CT) is a non-invasive imaging technique that uses computers to analyze several cross-sectional X-rays to reveal minute details about structures in the body.
The technique was invented in the 1970s and is based on the principle that as X-rays pass through the body, they are absorbed or reflected at different levels. In the technique, a patient lies on a motorized platform while a computerized axial tomography (CAT) scanner rotates...
7.5K
Three-Dimensional Microscopy in Microbiology01:28

Three-Dimensional Microscopy in Microbiology

529
Three-dimensional imaging techniques are essential in cell biology, allowing researchers to visualize intricate cellular structures with high resolution. Two prominent methods, Differential Interference Contrast Microscopy (DIC) and Confocal Scanning Laser Microscopy (CSLM), provide distinct advantages for imaging live and thick specimens, respectively.Differential Interference Contrast MicroscopyDIC microscopy enhances contrast in transparent, unstained samples by converting phase...
529

You might also read

Related Articles

Articles linked to this work by shared authors, journal, and citation graph.

Sort by
Same author

Collagenase-Coated Polymeric Drug/siRNA Nanoparticles Overcome ECM and Regulate Metabolic Reprogramming of Fibroblasts for Alleviating Pulmonary Fibrosis.

Small (Weinheim an der Bergstrasse, Germany)·2026
Same author

SerpinB7 promotes c-Myc-mediated glycolysis by interacting with ANXA2 to facilitate the progression of non-small cell lung cancer.

Molecular cancer·2026
Same author

Prognostic value and spatial transcriptomic landscape of histopathological growth patterns in synchronous colorectal liver metastases.

European journal of surgical oncology : the journal of the European Society of Surgical Oncology and the British Association of Surgical Oncology·2026
Same author

m<sup>6</sup>A-Mediated Glycolysis by IL-37 Drives T Cell Metabolic Reprogramming to Regulate Colitis.

Advanced science (Weinheim, Baden-Wurttemberg, Germany)·2026
Same author

Recent progress in nanomaterial-enhanced SALDI-MSI for spatial metabolomics.

Analytical and bioanalytical chemistry·2026
Same author

Hypoxia drives ANGPTL4 expression in tumor-associated macrophages and promotes intrahepatic cholangiocarcinoma intrahepatic metastasis.

Cancer letters·2026
Same journal

RETRACTED: Zhang et al. A Novel Framework for Reconstruction and Imaging of Target Scattering Centers via Wide-Angle Incidence in Radar Networks. <i>Sensors</i> 2025, <i>25</i>, 6802.

Sensors (Basel, Switzerland)·2026
Same journal

Enhancing Unsupervised Multi-Source Domain Adaptation for Person Re-Identification via Mixture of Experts and Graph-Based Relation.

Sensors (Basel, Switzerland)·2026
Same journal

Development of an Instrumented Glove for Palmar Pressure Assessment in Kayakers.

Sensors (Basel, Switzerland)·2026
Same journal

Development and Experimental Validation of an Autonomous IoT-Based Monitoring System for Real-Time Water Quality Assessment in the Amazon River.

Sensors (Basel, Switzerland)·2026
Same journal

Semi-Supervised Adversarial Learning Framework for Controller Area Network Bus Intrusion Detection.

Sensors (Basel, Switzerland)·2026
Same journal

Smart Optimization Method for Safety Signs in Innovative Manufacturing Environments Integrating Industrial Field IoT Sensors and Knowledge Graphs.

Sensors (Basel, Switzerland)·2026
See all related articles

Related Experiment Video

Updated: Nov 10, 2025

3D Imaging of Soft-Tissue Samples using an X-ray Specific Staining Method and Nanoscopic Computed Tomography
07:01

3D Imaging of Soft-Tissue Samples using an X-ray Specific Staining Method and Nanoscopic Computed Tomography

Published on: October 24, 2019

10.0K

3D DCT Based Image Compression Method for the Medical Endoscopic Application.

Jiawen Xue1, Li Yin1, Zehua Lan1

  • 1Institute of Microelectronics, Tsinghua University, Beijing 100084, China.

Sensors (Basel, Switzerland)
|April 3, 2021
PubMed
Summary
This summary is machine-generated.

This study introduces a new 3D Discrete Cosine Transform (DCT) method for compressing wireless capsule endoscopy (WCE) images. The advanced technique achieves high compression ratios and image quality, outperforming existing methods.

Keywords:
3D DCTimage compressionwireless capsule endoscopy (WCE)

More Related Videos

Author Spotlight: Segmentation and VR for Advanced Neurovascular Interventions
06:18

Author Spotlight: Segmentation and VR for Advanced Neurovascular Interventions

Published on: April 5, 2024

1.3K
Computer-Aided Three-Dimensional Visualization in the Treatment of Locally Advanced Thyroid Cancer
03:55

Computer-Aided Three-Dimensional Visualization in the Treatment of Locally Advanced Thyroid Cancer

Published on: June 9, 2023

756

Related Experiment Videos

Last Updated: Nov 10, 2025

3D Imaging of Soft-Tissue Samples using an X-ray Specific Staining Method and Nanoscopic Computed Tomography
07:01

3D Imaging of Soft-Tissue Samples using an X-ray Specific Staining Method and Nanoscopic Computed Tomography

Published on: October 24, 2019

10.0K
Author Spotlight: Segmentation and VR for Advanced Neurovascular Interventions
06:18

Author Spotlight: Segmentation and VR for Advanced Neurovascular Interventions

Published on: April 5, 2024

1.3K
Computer-Aided Three-Dimensional Visualization in the Treatment of Locally Advanced Thyroid Cancer
03:55

Computer-Aided Three-Dimensional Visualization in the Treatment of Locally Advanced Thyroid Cancer

Published on: June 9, 2023

756

Area of Science:

  • Medical Imaging
  • Image Processing
  • Computer Vision

Background:

  • Wireless capsule endoscopy (WCE) generates high-resolution images requiring efficient compression.
  • Existing compression methods may not fully exploit the high correlation in WCE color components.
  • Need for high compression ratios while maintaining diagnostic image quality is critical.

Purpose of the Study:

  • To develop a novel 3D Discrete Cosine Transform (DCT) based image compression method for WCE.
  • To enhance compression efficiency and visual quality of endoscopic images.
  • To reduce computational complexity for real-time applications.

Main Methods:

  • Reconstruction of 2D Bayer data into a 3D data pattern to leverage color component correlation.
  • Application of 3D DCT for compressing the 3D data.
  • Development of an optimized 4-point DCT butterfly structure with reduced computational complexity.
  • Amelioration of quantization and zigzag scan techniques tailored for the 3D data pattern.
  • Implementation of a frequency-domain filter to adaptively reduce blocking artifacts.

Main Results:

  • Achieved an average compression ratio (CR) of 22.94:1.
  • Attained a peak signal-to-noise ratio (PSNR) of 40.73 dB, indicating high image fidelity.
  • Demonstrated superior performance compared to state-of-the-art compression methods.
  • Effectively reduced blocking artifacts, improving visual quality.

Conclusions:

  • The proposed 3D DCT compression method is highly effective for WCE images.
  • The method offers a significant improvement in both compression ratio and image quality.
  • Optimized DCT structure and artifact reduction techniques contribute to superior performance.